Everythingamajig is a rare Artifact card from The List (Unfinity Foil Edition) (ULST), collector number 55. Current market price: — (foil $2.51), TCGplayer market prices via Scryfall.
{2}, {T}: Move a counter from one permanent onto another. If the second permanent refers to any kind of counter, the moved counter becomes one of those counters. Otherwise, it becomes a +1/+1 counter. {3}, {T}: Put a +1/+1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)